Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xuat cuc ca snippets" » "xuat cua ca snippets", "xuat cac ca snippets", "xuat duoc ca snippets", "xuat chuc can snippets", "xuat chuc cua snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("xuat cuc ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xuat cuc ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xuat cuc ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xuat cuc ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.